<div id="app">
    hello
</div>

<script>
    
</script>

  <div id="app-2">
    <span v-bind:title="message">
      鼠标悬停几秒钟查看此处动态绑定的提示信息！
    </span>
  </div>
<script>
  var app2 = new Vue({
    el: '#app-2',
    data: {
      message: '页面加载于 ' + new Date().toLocaleString()
    }
  }
  )
  </script>

